InChI=1S/C25H26O5/c1-5-15(4)22(27)21-23(28)17(12-11-14(2)3)25-20(24(21)29)18(13-19(26)30-25)16-9-7-6-8-10-16/h6-11,13,15,28-29H,5,12H2,1-4H3